Home / 163,560.97-245,341.15-51,249.79

Finding the Fourth Proportional to 163,560.97, 245,341.15 and 51,249.79

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Solution

The fourth proportional to 163,560.97, 245,341.15 and 51,249.79 is: 76,874.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,560.97 : 245,341.15 = 51,249.79 : x
  2. Step 2: Convert to fraction form
    163,560.97/245,341.15 = 51,249.79/x
  3. Step 3: Cross multiply
    163,560.97x = 245,341.15 × 51,249.79
  4. Step 4: Simplify right side
    163,560.97x = 12,573,682,192.67
  5. Step 5: Solve for x
    x = 12,573,682,192.67/163,560.97
  6. Step 6: Final answer
    x = 76,874.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.